interject vs come in

interject and come in both are verbs.

Word	Noun	Adjective	Verb	Adverb
interject	No	No	Yes	No
come in	No	No	Yes	No

As verbs, interject and come in are synonyms defined as:

Other synonyms of interject include inject, interpose, put in, throw in.

interject (verb)	come in (verb)
to insert between other elements	take a place in a competition; often followed by an ordinal
	to insert between other elements
	be received
	to come or go into
	come into fashion; become fashionable